Scientists have found the oldest direct evidence for tectonic motion on Earth by more than half a billion years ...

Astronomers have uncovered surprising evidence of a thick atmosphere surrounding TOI-561 b, a scorching, fast-orbiting rocky planet once thought too extreme to hold onto any gas. Using NASA’s James ...

The iNaturalist cellphone app not only helps users identify plant, animal and insect species; it also provides invaluable data to scientists studying biodiversity, species decline, and habitat loss.

Alien invasions are terrifying to think about, but cool to watch on TV. These are the 10 best shows you can watch about that ...

Discover the hidden gem of sci-fi that took the mantle from Star Trek and Doctor Who, with mind-blowing episodes and ...

Spring gets its official start Friday with the arrival of the vernal equinox. But what does that mean? (AP Photo) ...

On Monday, a paper announcing that all four DNA bases had been found on an asteroid sparked a lot of headlines. But many of ...

The bestselling writer and self-described “dork” explains how he crafts upbeat space-set thrillers from dire scenarios only expertise can solve.

The history of Earth is written on the great tablets of tectonic plates. The motions of plates shaped land masses, formed ...

Scientists have uncovered the oldest direct evidence yet that Earth’s tectonic plates were on the move 3.5 billion years ago. By analyzing magnetic fingerprints in ancient rocks, they reconstructed ...

Not a difference in faith, but a matter of science—how the Moon's position and Earth's geography put Saudi Arabia a step ahead in sighting the Eid crescent.

A meteor, detected by NASA moving at 35,000 mph over Houston, created sonic booms as it fragmented, with parts possibly ...